This report summarizes work done on various radar imaging problems. Both stationary and moving targets are addressed, with single sensors and multiple sensors. Short summaries are included for the following dissertations: Yi Fang Imaging with Sparse Measurements Hector Morales Synthetic-Aperture Radar Imaging through Dispersive Media Analee Miranda Imaging moving targets in a multipath environment with multiple sensors). Kaitlyn Voccola Satistical and Analytical Techniques in Synthetic Aperture Radar